Recognised as Colour

#AC5278

#AC5278
Red
Dark
Nearest: Pale violetred

#AC5278 is a red with RGB values 172, 82, 120 and HSL 335°, 35%, 50%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#AC5278#AC5278

HEX#AC5278

RGBrgb(172, 82, 120)

RGB (0–1)0.6745, 0.3216, 0.4706

RGB percentages67.5%, 32.2%, 47.1%

HSLhsl(334.7, 35.4%, 49.8%)

HSV / HSBhsv(334.7, 52.3%, 67.5%)

CMYK0%, 52.3%, 30.2%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,293,304

CSS custom property--colour: #AC5278;

Brightness & contrast

Relative luminance0.16161WCAG 2.x, 0 is black and 1 is white

Perceived brightness120.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.96:1

Contrast with white4.96:1WCAG normal text: AA

Contrast with black4.23:1WCAG normal text: Fail

Greyscale equivalent#686868

Inverted#53AD87

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5E6679no red cones; affects about 1% of men; ΔE 40.6 from the original

Deuteranopia#767676no green cones; the most common form, about 1% of men; ΔE 41.4 from the original

Tritanopia#B84D60no blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.96:1WCAG large text: AAA

Contrast with black, large text4.23:1WCAG large text: AA

Named colours

Pale violetred · ΔE 14.8 Indian red · ΔE 27.2 Hot pink · ΔE 30.2 Light coral · ΔE 30.4 Rosy brown · ΔE 31.1 Medium violet red · ΔE 32

Nearest named CSS colourPale violetred (#DB7093)ΔE 14.78, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#52AC86

Analogous#AC52A5, #AC5952

Triadic#78AC52, #5278AC

Split complementary#52AC59, #52A5AC

Tetradic#A5AC52, #52AC86, #5952AC

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#EEDCE4

Lighter +30%#DEB9C9

Lighter +20%#CD97AE

Lighter +10%#BD7493

Darker −10%#894260

Darker −20%#673148

Darker −30%#442130

Darker −40%#221018

More saturated +25%#CC3273

Less saturated −25%#8C727D

Channel breakdown

R172

G82

B120

Red172 (67.5%)

Green82 (32.2%)

Blue120 (47.1%)

Hue334.67°

Saturation (HSL)35.43%

Lightness49.8%

Dominant channelRed

Hex per channelR AC · G 52 · B 78

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ac5278 (chemical formula)

Formula
1,198,106 g/mol
5278 atoms

Ac5278 has a molar mass of 1,198,106 g/mol, made up of 5278 atoms across 1 element: 5278 × Ac.

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Molar mass

Molar mass1,198,106 g/mol

Total atoms per molecule5278

Distinct elements1

Mass of one molecule1.9895018 × 10^-18 g

Molecules per gram5.0263839 × 10^17

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

Ac100%

Actinium (Ac × 5278)1,198,106 g/mol, 100%

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Elements in this formula

Actinium

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